391424

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{139}}^1$

素因数の和:166

約数の個数: 36

約数和(自身を含む): 858480

約数和(自身を除く): 467056

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 139, 176, 256, 278, 352, 556, 704, 1112, 1408, 1529, 2224, 2816, 3058, 4448, 6116, 8896, 12232, 17792, 24464, 35584, 48928, 97856, 195712, 391424]

約数ペア:

[(1, 391424), (2, 195712), (4, 97856), (8, 48928), (11, 35584), (16, 24464), (22, 17792), (32, 12232), (44, 8896), (64, 6116), (88, 4448), (128, 3058), (139, 2816), (176, 2224), (256, 1529), (278, 1408), (352, 1112), (556, 704)]